UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BLkQ7WohW2cybKhR7VOMexY7LIhIpGBi1idph7mX4Xg=' 
WHERE 
  key_id = '81994b2cdbd57e913a94c70089a354688d1b64ddf006e45ba624096f999e14af' 
  AND (
    token = 'BLkQ7WohW2cybKhR7VOMexY7LIhIpGBi1idph7mX4Xg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )